[PATCH v7 08/14] arm64: numa: Use pr_fmt()

Zhen Lei
2016-08-24T07:49:02Z

From: Kefeng Wang <wangkefeng.wang@huawei.com>

Use pr_fmt to prefix kernel output, and remove duplicated msg
of NUMA turned off.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
arch/arm64/mm/numa.c | 40 ++++++++++++++++++++--------------------
1 file changed, 20 insertions(+), 20 deletions(-)

diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
index d97c6e2..7b73808 100644
--- a/arch/arm64/mm/numa.c
+++ b/arch/arm64/mm/numa.c
@@ -17,6 +17,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

+#define pr_fmt(fmt) "numa: " fmt
+
#include <linux/acpi.h>
#include <linux/bootmem.h>
#include <linux/memblock.h>
@@ -38,10 +40,9 @@ static __init int numa_parse_early_param(char *opt)
{
if (!opt)
return -EINVAL;
- if (!strncmp(opt, "off", 3)) {
- pr_info("%s\n", "NUMA turned off");
+ if (!strncmp(opt, "off", 3))
numa_off = true;
- }
+
return 0;
}
early_param("numa", numa_parse_early_param);
@@ -110,7 +111,7 @@ static void __init setup_node_to_cpumask_map(void)
set_cpu_numa_node(cpu, NUMA_NO_NODE);

/* cpumask_of_node() will now work */
- pr_debug("NUMA: Node to cpumask map for %d nodes\n", nr_node_ids);
+ pr_debug("Node to cpumask map for %d nodes\n", nr_node_ids);
}

/*
@@ -145,13 +146,13 @@ int __init numa_add_memblk(int nid, u64 start, u64 end)

ret = memblock_set_node(start, (end - start), &memblock.memory, nid);
if (ret < 0) {
- pr_err("NUMA: memblock [0x%llx - 0x%llx] failed to add on node %d\n",
+ pr_err("memblock [0x%llx - 0x%llx] failed to add on node %d\n",
start, (end - 1), nid);
return ret;
}

node_set(nid, numa_nodes_parsed);
- pr_info("NUMA: Adding memblock [0x%llx - 0x%llx] on node %d\n",
+ pr_info("Adding memblock [0x%llx - 0x%llx] on node %d\n",
start, (end - 1), nid);
return ret;
}
@@ -166,19 +167,18 @@ static void __init setup_node_data(int nid, u64 start_pfn, u64 end_pfn)
void *nd;
int tnid;

- pr_info("NUMA: Initmem setup node %d [mem %#010Lx-%#010Lx]\n",
- nid, start_pfn << PAGE_SHIFT,
- (end_pfn << PAGE_SHIFT) - 1);
+ pr_info("Initmem setup node %d [mem %#010Lx-%#010Lx]\n",
+ nid, start_pfn << PAGE_SHIFT, (end_pfn << PAGE_SHIFT) - 1);

nd_pa = memblock_alloc_try_nid(nd_size, SMP_CACHE_BYTES, nid);
nd = __va(nd_pa);

/* report and initialize */
- pr_info("NUMA: NODE_DATA [mem %#010Lx-%#010Lx]\n",
+ pr_info(" NODE_DATA [mem %#010Lx-%#010Lx]\n",
nd_pa, nd_pa + nd_size - 1);
tnid = early_pfn_to_nid(nd_pa >> PAGE_SHIFT);
if (tnid != nid)
- pr_info("NUMA: NODE_DATA(%d) on node %d\n", nid, tnid);
+ pr_info(" NODE_DATA(%d) on node %d\n", nid, tnid);

node_data[nid] = nd;
memset(NODE_DATA(nid), 0, sizeof(pg_data_t));
@@ -235,8 +235,7 @@ static int __init numa_alloc_distance(void)
numa_distance[i * numa_distance_cnt + j] = i == j ?
LOCAL_DISTANCE : REMOTE_DISTANCE;

- pr_debug("NUMA: Initialized distance table, cnt=%d\n",
- numa_distance_cnt);
+ pr_debug("Initialized distance table, cnt=%d\n", numa_distance_cnt);

return 0;
}
@@ -257,20 +256,20 @@ static int __init numa_alloc_distance(void)
void __init numa_set_distance(int from, int to, int distance)
{
if (!numa_distance) {
- pr_warn_once("NUMA: Warning: distance table not allocated yet\n");
+ pr_warn_once("Warning: distance table not allocated yet\n");
return;
}

if (from >= numa_distance_cnt || to >= numa_distance_cnt ||
from < 0 || to < 0) {
- pr_warn_once("NUMA: Warning: node ids are out of bound, from=%d to=%d distance=%d\n",
+ pr_warn_once("Warning: node ids are out of bound, from=%d to=%d distance=%d\n",
from, to, distance);
return;
}

if ((u8)distance != distance ||
(from == to && distance != LOCAL_DISTANCE)) {
- pr_warn_once("NUMA: Warning: invalid distance parameter, from=%d to=%d distance=%d\n",
+ pr_warn_once("Warning: invalid distance parameter, from=%d to=%d distance=%d\n",
from, to, distance);
return;
}
@@ -297,7 +296,7 @@ static int __init numa_register_nodes(void)
/* Check that valid nid is set to memblks */
for_each_memblock(memory, mblk)
if (mblk->nid == NUMA_NO_NODE || mblk->nid >= MAX_NUMNODES) {
- pr_warn("NUMA: Warning: invalid memblk node %d [mem %#010Lx-%#010Lx]\n",
+ pr_warn("Warning: invalid memblk node %d [mem %#010Lx-%#010Lx]\n",
mblk->nid, mblk->base,
mblk->base + mblk->size - 1);
return -EINVAL;
@@ -368,9 +367,10 @@ static int __init dummy_numa_init(void)
struct memblock_region *mblk;

if (numa_off)
- pr_info("NUMA disabled\n"); /* Forced off on command line. */
- pr_info("NUMA: Faking a node at [mem %#018Lx-%#018Lx]\n",
- 0LLU, PFN_PHYS(max_pfn) - 1);
+ pr_warn("NUMA turned off by user\n"); /* Forced off on command line. */
+
+ pr_info("Faking a node at [mem %#018Lx-%#018Lx]\n",
+ 0LLU, PFN_PHYS(max_pfn) - 1);

for_each_memblock(memory, mblk) {
ret = numa_add_memblk(0, mblk->base, mblk->base + mblk->size);
--
2.5.0